Home / 3,678,688.80-5,077,032.48-2,228,341.68

Finding the Fourth Proportional to 3,678,688.80, 5,077,032.48 and 2,228,341.68

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Solution

The fourth proportional to 3,678,688.80, 5,077,032.48 and 2,228,341.68 is: 3,075,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,688.80 : 5,077,032.48 = 2,228,341.68 : x
  2. Step 2: Convert to fraction form
    3,678,688.80/5,077,032.48 = 2,228,341.68/x
  3. Step 3: Cross multiply
    3,678,688.80x = 5,077,032.48 × 2,228,341.68
  4. Step 4: Simplify right side
    3,678,688.80x = 11,313,363,085,897.77
  5. Step 5: Solve for x
    x = 11,313,363,085,897.77/3,678,688.80
  6. Step 6: Final answer
    x = 3,075,379.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.